code: def _load_sequence_info(self, ctx_id: int, name: str):
      # Creates SequenceInfo for the given context and name.
      # It is assumed that there should be at least one tracked value, otherwise the context/name pair
      #  should not appear on Run traces list. Hence it is OK to check the value type and separate metric
      #  sequences from other object sequences.
  
      seq_info = self.sequence_infos[(ctx_id, name)]
      assert not seq_info.initialized
  
      try:
          seq_info.version = self.meta_run_tree[
              "traces", ctx_id, name, "version"
          ]
      except KeyError:
          self.meta_run_tree[
              "traces", ctx_id, name, "version"
          ] = seq_info.dtype = 1
      try:
          seq_info.dtype = self.meta_run_tree[
              "traces", ctx_id, name, "dtype"
          ]
      except KeyError:
          self.meta_run_tree[
              "traces", ctx_id, name, "dtype"
          ] = seq_info.dtype = "float"
      seq_info.step_hash_fn = STEP_HASH_FUNCTIONS[seq_info.version]
  
      series_tree = self.series_run_trees[seq_info.version]
      if seq_info.version == 2:
          seq_info.step_view = series_tree.subtree(
              (ctx_id, name)
          ).array("step", dtype="int64")
          try:
              seq_info.max = self.meta_run_tree[
                  "traces", ctx_id, name, "max"
              ]
          except KeyError:
              seq_info.max = float("-inf")
          try:
              seq_info.min = self.meta_run_tree[
                  "traces", ctx_id, name, "min"
              ]
          except KeyError:
              seq_info.min = float("inf")
      seq_info.val_view = series_tree.subtree((ctx_id, name)).array(
          "val"
      )
      seq_info.epoch_view = series_tree.subtree((ctx_id, name)).array(
          "epoch", dtype="int64"
      )
      seq_info.time_view = series_tree.subtree((ctx_id, name)).array(
          "time", dtype="int64"
      )
      seq_info.count = (
          self.meta_run_tree["traces", ctx_id, name, "last_step"] + 1
      )
      seq_info.record_max_length = self.meta_run_tree.get(
          ("traces", ctx_id, name, "record_max_length"), 0
      )
  
      seq_info.initialized = True
  
imports: import datetime
  import os
  import logging
  from collections import defaultdict
  from copy import deepcopy
  from typing import Dict, Tuple, TYPE_CHECKING
  import pytz
  from aim.sdk.configs import AIM_ENABLE_TRACKING_THREAD
  from aim.sdk.num_utils import is_number, convert_to_py_number
  from aim.sdk.utils import get_object_typename, check_types_compatibility
  from aim.storage.hashing import hash_auto
  from aim.storage.context import Context
  from aim.storage.object import CustomObject
  from aim.storage.types import AimObject
label_desc: Use image node_id 7 for calling the RunTracker obj's underlying member method code with example usage: obj._load_sequence_info(ctx_id, name) without return types